Darren Fletcher is no headline grabber, but he has quietly consolidated himself as one of Sir Alex Ferguson's key players.
The Scotland captain is a tireless grafter in the United engine room and underrated on the ball.
More after the break
Fletcher's industry has been developed by hard work on the training. The man who has been putting him through his paces at Carrington, is Tony Strudwick, Manchester's United's head of sports science.
Talking exclusively to FourFourTwo Performance, Strudwick has revealed his 3 rules for improving endurance. Prepare to get your sweat on.
Tony Strudwick was talking at Leaders in Performance, part of Leaders in Football. For details on 2011’s conference, click here.
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